<template>
  <div class="app-container">
    <el-form ref="form" :model="form" label-width="80px">
      <el-row>
        <el-col :span="8">
          <!-- 新闻分组 -->
          <el-form-item label="新闻分类" prop="category">
            <el-select
              v-model="form.category"
              placeholder="请选择分类"
              clearable
            >
            <template v-for="item in categories">
              <el-option
                v-if="item.delFlag == 1"
                :key="item.id"
                :label="item.categoryName"
                :value="item.id"
              />
            </template>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="8">
          <!-- 作者 -->
          <el-form-item label="作者" prop="author">
            <el-input v-model="form.author" placeholder="请输入作者" maxlength="100" show-word-limit
            /> 
          </el-form-item>
        </el-col>
        <el-col :span="8">
          <!-- 阅读量 -->
          <el-form-item label="阅读量" prop="views">
            <el-input v-model="form.views" placeholder="请输入阅读量" maxlength="100" show-word-limit
            /> 
          </el-form-item>
        </el-col>
      </el-row>
      <el-row>
        <el-col :span="12">
          <!-- 新闻标题 -->
          <el-form-item label="新闻标题" prop="title">
            <el-input v-model="form.title" placeholder="请输入新闻标题" maxlength="100" show-word-limit
            /> 
          </el-form-item>
        </el-col>
      </el-row>
      <el-row>
        <el-col :span="24">
          <el-form-item label="新闻配图" prop="title">
            <el-upload
              class="avatar-uploader"
              :action="BASE_URL+'/api/admin/upload'"
              :show-file-list="false"
              :headers="token"
              :before-upload="beforeUpload"
              :on-success="handleAvatarSuccess">
              <img v-if="form.imgUrl" :src="BASE_URL+form.imgUrl" class="avatar">
              <i v-else class="el-icon-plus avatar-uploader-icon"></i>
            </el-upload>

          </el-form-item>

        </el-col>
      </el-row>
      <!-- 富文本编辑器 -->
      <el-form-item label="新闻内容" prop="content">
        <div id="editor—wrapper">
        </div>
      </el-form-item>

      <!-- 操作按钮 -->
      <el-form-item>
        <el-button type="primary" @click="submitForm">立即创建</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
import {getNewsCategoryList, uploadImg, saveNews, getNewsDetail} from '@/api/index';
import {getToken} from '@/utils/auth';
import E from "wangeditor"
import {BASE_URL} from '@/utils/request'

export default {
  name: 'NewsAdd',
  data() {
    return {
      form: {
        category: '',
        title: '',
        content: '',
        author: '',
        views: '',
        imgUrl:''
      },
      categories: [],
      editor: null,
      BASE_URL: BASE_URL,
      token: {
        Authorization: getToken()
      }
    }
  },
  mounted() {
    this.loadEditData()  // 新增数据加载
    this.fetchCate()
    this.$nextTick(() => {
      this.initEditor()
    })
  },
  methods: {
    initEditor(){
      let token = getToken()
      this.editor = new E('#editor—wrapper');
      this.editor.config.pasteIgnoreImg = true
      this.editor.config.uploadImgServer = `${this.BASE_URL}/api/admin/upload`
      this.editor.config.uploadFileName = 'file'
      this.editor.config.uploadImgMaxSize = 5 * 1024 * 1024
      this.editor.config.uploadImgHeaders = {
        Authorization: token,
      }
      this.editor.config.customUploadImg = (resultFiles = []) => {
        resultFiles.forEach((file) => {
          let formData = new FormData()
          formData.append('file', file)
          uploadImg(formData).then(({url = ''}) => {
            this.editor.cmd.do('insertHtml', `<img src="${this.BASE_URL}${url}" alt="图片描述">`)
          })
        })
      }
      this.editor.config.onchange = (newHtml) => {
        this.form.content = newHtml
      };
      this.editor.config.onchangeTimeout = 2000;
      this.editor.create();
    },
    // 获取新闻列表
    fetchCate(){
      getNewsCategoryList().then(res => {
        this.categories = res
      })
    },
    // 新增数据加载方法
    async loadEditData() {
      const id = this.$route.query.id
      if (id) {
        getNewsDetail({
          id: id
        }).then(res=>{
          this.form = res
          this.$nextTick(() => {
            this.editor.txt.html(res.content) 
          })
        })
      }
    },
    submitForm() {
      saveNews(this.form).then(res=>{
        // console.log(res)
        this.$message.success('保存成功')
        this.$router.push('/news')
      })
    },
    beforeUpload(file) {
      const isLt2M = file.size / 1024 / 1024 < 5;
      if (!isLt2M) {
        this.$message.error('上传图片大小不能超过 5MB!');
      }
      return isLt2M;
    },
    handleAvatarSuccess(res, file) {
      this.form.imgUrl = res.url;
    }
  }
}
</script>

<style scoped>
  .avatar-uploader .el-upload {
    border: 1px dashed #d9d9d9;
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
  }
  .avatar-uploader .el-upload:hover {
    border-color: #409EFF;
  }
  .avatar-uploader-icon {
    font-size: 28px;
    color: #8c939d;
    width: 178px;
    height: 178px;
    line-height: 178px;
    text-align: center;
  }
  .avatar {
    width: 178px;
    height: 178px;
    display: block;
  }
  #editor—wrapper {
    border: 1px solid #ccc;
    z-index: 100; /* 按需定义 */
  }
  #toolbar-container {
    border-bottom: 1px solid #ccc;
  }
  #editor-container {
    height: 500px;
  }
  .el-select-dropdown, .el-popper{
    z-index: 20008 !important;
  }
  :root,
:host {
  --w-e-textarea-bg-color: #fff;
  --w-e-textarea-color: #333;
  --w-e-textarea-border-color: #ccc;
  --w-e-textarea-slight-border-color: #e8e8e8;
  --w-e-textarea-slight-color: #d4d4d4;
  --w-e-textarea-slight-bg-color: #f5f2f0;
  --w-e-textarea-selected-border-color: #B4D5FF;
  --w-e-textarea-handler-bg-color: #4290f7;
  --w-e-toolbar-color: #595959;
  --w-e-toolbar-bg-color: #fff;
  --w-e-toolbar-active-color: #333;
  --w-e-toolbar-active-bg-color: #f1f1f1;
  --w-e-toolbar-disabled-color: #999;
  --w-e-toolbar-border-color: #e8e8e8;
  --w-e-modal-button-bg-color: #fafafa;
  --w-e-modal-button-border-color: #d9d9d9;
}

.w-e-text-container *,.w-e-toolbar *{box-sizing:border-box;margin:0;outline:none;padding:0}.w-e-text-container blockquote,.w-e-text-container li,.w-e-text-container p,.w-e-text-container td,.w-e-text-container th,.w-e-toolbar *{line-height:1.5}.w-e-text-container{background-color:var(--w-e-textarea-bg-color);color:var(--w-e-textarea-color);height:100%;position:relative}.w-e-text-container .w-e-scroll{-webkit-overflow-scrolling:touch;height:100%}.w-e-text-container [data-slate-editor]{word-wrap:break-word;border-top:1px solid transparent;min-height:100%;outline:0;padding:0 10px;white-space:pre-wrap}.w-e-text-container [data-slate-editor] p{margin:15px 0}.w-e-text-container [data-slate-editor] h1,.w-e-text-container [data-slate-editor] h2,.w-e-text-container [data-slate-editor] h3,.w-e-text-container [data-slate-editor] h4,.w-e-text-container [data-slate-editor] h5{margin:20px 0}.w-e-text-container [data-slate-editor] img{cursor:default;display:inline!important;max-width:100%;min-height:20px;min-width:20px}.w-e-text-container [data-slate-editor] span{text-indent:0}.w-e-text-container [data-slate-editor] [data-selected=true]{box-shadow:0 0 0 2px var(--w-e-textarea-selected-border-color)}.w-e-text-placeholder{font-style:italic;left:10px;top:17px;width:90%}.w-e-max-length-info,.w-e-text-placeholder{color:var(--w-e-textarea-slight-color);pointer-events:none;position:absolute;-webkit-user-select:none;-moz-user-select:none;user-select:none}.w-e-max-length-info{bottom:.5em;right:1em}.w-e-bar{background-color:var(--w-e-toolbar-bg-color);color:var(--w-e-toolbar-color);font-size:14px;padding:0 5px}.w-e-bar svg{fill:var(--w-e-toolbar-color);height:14px;width:14px}.w-e-bar-show{display:flex}.w-e-bar-hidden{display:none}.w-e-hover-bar{border:1px solid var(--w-e-toolbar-border-color);border-radius:3px;box-shadow:0 2px 5px #0000001f;position:absolute}.w-e-toolbar{flex-wrap:wrap;position:relative}.w-e-bar-divider{background-color:var(--w-e-toolbar-border-color);display:inline-flex;height:40px;margin:0 5px;width:1px}.w-e-bar-item{display:flex;height:40px;padding:4px;position:relative;text-align:center}.w-e-bar-item,.w-e-bar-item button{align-items:center;justify-content:center}.w-e-bar-item button{background:transparent;border:none;color:var(--w-e-toolbar-color);cursor:pointer;display:inline-flex;height:32px;overflow:hidden;padding:0 8px;white-space:nowrap}.w-e-bar-item button:hover{background-color:var(--w-e-toolbar-active-bg-color);color:var(--w-e-toolbar-active-color)}.w-e-bar-item button .title{margin-left:5px}.w-e-bar-item .active{background-color:var(--w-e-toolbar-active-bg-color);color:var(--w-e-toolbar-active-color)}.w-e-bar-item .disabled{color:var(--w-e-toolbar-disabled-color);cursor:not-allowed}.w-e-bar-item .disabled svg{fill:var(--w-e-toolbar-disabled-color)}.w-e-bar-item .disabled:hover{background-color:var(--w-e-toolbar-bg-color);color:var(--w-e-toolbar-disabled-color)}.w-e-bar-item .disabled:hover svg{fill:var(--w-e-toolbar-disabled-color)}.w-e-menu-tooltip-v5:before{background-color:var(--w-e-toolbar-active-color);border-radius:5px;color:var(--w-e-toolbar-bg-color);content:attr(data-tooltip);font-size:.75em;opacity:0;padding:5px 10px;position:absolute;text-align:center;top:40px;transition:opacity .6s;visibility:hidden;white-space:pre;z-index:1}.w-e-menu-tooltip-v5:after{border:5px solid transparent;border-bottom:5px solid var(--w-e-toolbar-active-color);content:"";opacity:0;position:absolute;top:30px;transition:opacity .6s;visibility:hidden}.w-e-menu-tooltip-v5:hover:after,.w-e-menu-tooltip-v5:hover:before{opacity:1;visibility:visible}.w-e-menu-tooltip-v5.tooltip-right:before{left:100%;top:10px}.w-e-menu-tooltip-v5.tooltip-right:after{border-bottom-color:transparent;border-left-color:transparent;border-right-color:var(--w-e-toolbar-active-color);border-top-color:transparent;left:100%;margin-left:-10px;top:16px}.w-e-bar-item-group .w-e-bar-item-menus-container{background-color:var(--w-e-toolbar-bg-color);border:1px solid var(--w-e-toolbar-border-color);border-radius:3px;box-shadow:0 2px 10px #0000001f;display:none;left:0;margin-top:40px;position:absolute;top:0;z-index:1}.w-e-bar-item-group:hover .w-e-bar-item-menus-container{display:block}.w-e-select-list{background-color:var(--w-e-toolbar-bg-color);border:1px solid var(--w-e-toolbar-border-color);border-radius:3px;box-shadow:0 2px 10px #0000001f;left:0;margin-top:40px;max-height:350px;min-width:100px;overflow-y:auto;position:absolute;top:0;z-index:1}.w-e-select-list ul{line-height:1;list-style:none}.w-e-select-list ul .selected{background-color:var(--w-e-toolbar-active-bg-color)}.w-e-select-list ul li{cursor:pointer;padding:7px 0 7px 25px;position:relative;text-align:left;white-space:nowrap}.w-e-select-list ul li:hover{background-color:var(--w-e-toolbar-active-bg-color)}.w-e-select-list ul li svg{left:0;margin-left:5px;margin-top:-7px;position:absolute;top:50%}.w-e-bar-bottom .w-e-select-list{bottom:0;margin-bottom:40px;margin-top:0;top:inherit}.w-e-drop-panel{background-color:var(--w-e-toolbar-bg-color);border:1px solid var(--w-e-toolbar-border-color);border-radius:3px;box-shadow:0 2px 10px #0000001f;margin-top:40px;min-width:200px;padding:10px;position:absolute;top:0;z-index:1}.w-e-bar-bottom .w-e-drop-panel{bottom:0;margin-bottom:40px;margin-top:0;top:inherit}.w-e-modal{background-color:var(--w-e-toolbar-bg-color);border:1px solid var(--w-e-toolbar-border-color);border-radius:3px;box-shadow:0 2px 10px #0000001f;color:var(--w-e-toolbar-color);font-size:14px;min-height:40px;min-width:100px;padding:20px 15px 0;position:absolute;text-align:left;z-index:1}.w-e-modal .btn-close{cursor:pointer;line-height:1;padding:5px;position:absolute;right:8px;top:7px}.w-e-modal .btn-close svg{fill:var(--w-e-toolbar-color);height:10px;width:10px}.w-e-modal .babel-container{display:block;margin-bottom:15px}.w-e-modal .babel-container span{display:block;margin-bottom:10px}.w-e-modal .button-container{margin-bottom:15px}.w-e-modal button{background-color:var(--w-e-modal-button-bg-color);border:1px solid var(--w-e-modal-button-border-color);border-radius:4px;color:var(--w-e-toolbar-color);cursor:pointer;font-weight:400;height:32px;padding:4.5px 15px;text-align:center;touch-action:manipulation;transition:all .3s cubic-bezier(.645,.045,.355,1);-webkit-user-select:none;-moz-user-select:none;user-select:none;white-space:nowrap}.w-e-modal input[type=number],.w-e-modal input[type=text],.w-e-modal textarea{font-feature-settings:"tnum";background-color:var(--w-e-toolbar-bg-color);border:1px solid var(--w-e-modal-button-border-color);border-radius:4px;color:var(--w-e-toolbar-color);font-variant:tabular-nums;padding:4.5px 11px;transition:all .3s;width:100%}.w-e-modal textarea{min-height:60px}body .w-e-modal,body .w-e-modal *{box-sizing:border-box}.w-e-progress-bar{background-color:var(--w-e-textarea-handler-bg-color);height:1px;position:absolute;transition:width .3s;width:0}.w-e-full-screen-container{bottom:0!important;display:flex!important;flex-direction:column!important;height:100%!important;left:0!important;margin:0!important;padding:0!important;position:fixed;right:0!important;top:0!important;width:100%!important}.w-e-full-screen-container [data-w-e-textarea=true]{flex:1!important}
.w-e-text-container [data-slate-editor] code{background-color:var(--w-e-textarea-slight-bg-color);border-radius:3px;font-family:monospace;padding:3px}.w-e-panel-content-color{list-style:none;text-align:left;width:230px}.w-e-panel-content-color li{border:1px solid var(--w-e-toolbar-bg-color);border-radius:3px 3px;cursor:pointer;display:inline-block;padding:2px}.w-e-panel-content-color li:hover{border-color:var(--w-e-toolbar-color)}.w-e-panel-content-color li .color-block{border:1px solid var(--w-e-toolbar-border-color);border-radius:3px 3px;height:17px;width:17px}.w-e-panel-content-color .active{border-color:var(--w-e-toolbar-color)}.w-e-panel-content-color .clear{line-height:1.5;margin-bottom:5px;width:100%}.w-e-panel-content-color .clear svg{height:16px;margin-bottom:-4px;width:16px}.w-e-text-container [data-slate-editor] blockquote{background-color:var(--w-e-textarea-slight-bg-color);border-left:8px solid var(--w-e-textarea-selected-border-color);display:block;font-size:100%;line-height:1.5;margin:10px 0;padding:10px}.w-e-panel-content-emotion{font-size:20px;list-style:none;text-align:left;width:300px}.w-e-panel-content-emotion li{border-radius:3px 3px;cursor:pointer;display:inline-block;padding:0 5px}.w-e-panel-content-emotion li:hover{background-color:var(--w-e-textarea-slight-bg-color)}.w-e-textarea-divider{border-radius:3px;margin:20px auto;padding:20px}.w-e-textarea-divider hr{background-color:var(--w-e-textarea-border-color);border:0;display:block;height:1px}.w-e-text-container [data-slate-editor] pre>code{background-color:var(--w-e-textarea-slight-bg-color);border:1px solid var(--w-e-textarea-slight-border-color);border-radius:4px 4px;display:block;font-size:14px;padding:10px;text-indent:0}.w-e-text-container [data-slate-editor] .w-e-image-container{display:inline-block;margin:0 3px}.w-e-text-container [data-slate-editor] .w-e-image-container:hover{box-shadow:0 0 0 2px var(--w-e-textarea-selected-border-color)}.w-e-text-container [data-slate-editor] .w-e-selected-image-container{overflow:hidden;position:relative}.w-e-text-container [data-slate-editor] .w-e-selected-image-container .w-e-image-dragger{background-color:var(--w-e-textarea-handler-bg-color);height:7px;position:absolute;width:7px}.w-e-text-container [data-slate-editor] .w-e-selected-image-container .left-top{cursor:nwse-resize;left:0;top:0}.w-e-text-container [data-slate-editor] .w-e-selected-image-container .right-top{cursor:nesw-resize;right:0;top:0}.w-e-text-container [data-slate-editor] .w-e-selected-image-container .left-bottom{bottom:0;cursor:nesw-resize;left:0}.w-e-text-container [data-slate-editor] .w-e-selected-image-container .right-bottom{bottom:0;cursor:nwse-resize;right:0}.w-e-text-container [data-slate-editor] .w-e-selected-image-container:hover{box-shadow:none}.w-e-text-container [contenteditable=false] .w-e-image-container:hover{box-shadow:none}

.w-e-text-container [data-slate-editor] .table-container{border:1px dashed var(--w-e-textarea-border-color);border-radius:5px;margin-top:10px;overflow-x:auto;padding:10px;width:100%}.w-e-text-container [data-slate-editor] table{border-collapse:collapse}.w-e-text-container [data-slate-editor] table td,.w-e-text-container [data-slate-editor] table th{border:1px solid var(--w-e-textarea-border-color);line-height:1.5;min-width:30px;padding:3px 5px;text-align:left}.w-e-text-container [data-slate-editor] table th{background-color:var(--w-e-textarea-slight-bg-color);font-weight:700;text-align:center}.w-e-panel-content-table{background-color:var(--w-e-toolbar-bg-color)}.w-e-panel-content-table table{border-collapse:collapse}.w-e-panel-content-table td{border:1px solid var(--w-e-toolbar-border-color);cursor:pointer;height:15px;padding:3px 5px;width:20px}.w-e-panel-content-table td.active{background-color:var(--w-e-toolbar-active-bg-color)}
.w-e-textarea-video-container{background-image:linear-gradient(45deg,#eee 25%,transparent 0,transparent 75%,#eee 0,#eee),linear-gradient(45deg,#eee 25%,#fff 0,#fff 75%,#eee 0,#eee);background-position:0 0,10px 10px;background-size:20px 20px;border:1px dashed var(--w-e-textarea-border-color);border-radius:5px;margin:10px auto 0;padding:10px 0;text-align:center}

.w-e-text-container [data-slate-editor] pre>code{word-wrap:normal;font-family:Consolas,Monaco,Andale Mono,Ubuntu Mono,monospace;-webkit-hyphens:none;hyphens:none;line-height:1.5;margin:.5em 0;overflow:auto;padding:1em;-moz-tab-size:4;-o-tab-size:4;tab-size:4;text-align:left;text-shadow:0 1px #fff;white-space:pre;word-break:normal;word-spacing:normal}.w-e-text-container [data-slate-editor] pre>code .token.cdata,.w-e-text-container [data-slate-editor] pre>code .token.comment,.w-e-text-container [data-slate-editor] pre>code .token.doctype,.w-e-text-container [data-slate-editor] pre>code .token.prolog{color:#708090}.w-e-text-container [data-slate-editor] pre>code .token.punctuation{color:#999}.w-e-text-container [data-slate-editor] pre>code .token.namespace{opacity:.7}.w-e-text-container [data-slate-editor] pre>code .token.boolean,.w-e-text-container [data-slate-editor] pre>code .token.constant,.w-e-text-container [data-slate-editor] pre>code .token.deleted,.w-e-text-container [data-slate-editor] pre>code .token.number,.w-e-text-container [data-slate-editor] pre>code .token.property,.w-e-text-container [data-slate-editor] pre>code .token.symbol,.w-e-text-container [data-slate-editor] pre>code .token.tag{color:#905}.w-e-text-container [data-slate-editor] pre>code .token.attr-name,.w-e-text-container [data-slate-editor] pre>code .token.builtin,.w-e-text-container [data-slate-editor] pre>code .token.char,.w-e-text-container [data-slate-editor] pre>code .token.inserted,.w-e-text-container [data-slate-editor] pre>code .token.selector,.w-e-text-container [data-slate-editor] pre>code .token.string{color:#690}.w-e-text-container [data-slate-editor] pre>code .language-css .token.string,.w-e-text-container [data-slate-editor] pre>code .style .token.string,.w-e-text-container [data-slate-editor] pre>code .token.entity,.w-e-text-container [data-slate-editor] pre>code .token.operator,.w-e-text-container [data-slate-editor] pre>code .token.url{color:#9a6e3a}.w-e-text-container [data-slate-editor] pre>code .token.atrule,.w-e-text-container [data-slate-editor] pre>code .token.attr-value,.w-e-text-container [data-slate-editor] pre>code .token.keyword{color:#07a}.w-e-text-container [data-slate-editor] pre>code .token.class-name,.w-e-text-container [data-slate-editor] pre>code .token.function{color:#dd4a68}.w-e-text-container [data-slate-editor] pre>code .token.important,.w-e-text-container [data-slate-editor] pre>code .token.regex,.w-e-text-container [data-slate-editor] pre>code .token.variable{color:#e90}.w-e-text-container [data-slate-editor] pre>code .token.bold,.w-e-text-container [data-slate-editor] pre>code .token.important{font-weight:700}.w-e-text-container [data-slate-editor] pre>code .token.italic{font-style:italic}.w-e-text-container [data-slate-editor] pre>code .token.entity{cursor:help}
</style>